{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970001144},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970001405","497:4970000153","497:4970000123","497:4970000669","497:4970001237","497:4970000479","497:4970001500","497:4970001798","497:4970001484","497:4970001553","497:4970000244","497:4970000470","491:4910005477","497:4970001479","497:4970001053","491:4910005787","497:4970001629","497:4970001403","497:4970001554","497:4970000890","497:4970000969","497:4970001236","497:4970001634","497:4970001556","497:4970000668"],"twin_admin_codes":[497,497,497,497,497,497,497,497,497,497,497,497,491,497,497,491,497,497,497,497,497,497,497,497,497],"twin_sims":[0.057425471128568904,0.00018888685343819932,0.0000934242730780262,0.00008146284410956258,0.000052289825151475075,0.000024260334279732355,0.000021207829207213698,0.000018113776103417814,0.00001792518590260483,0.000017394687052880598,0.000016778463252206555,0.000013729451113351125,0.000011388781249321392,0.000008885612273023626,0.000007396112761386164,0.000006292782736289476,0.00000610352649705679,0.0000058173521420371795,0.000005800888842720969,0.000004427050337950293,0.000004411691202236909,0.0000043111589022574376,0.0000037570085623175113,0.000003606987887964979,0.0000026173540335443666],"twin_dists":[0.3104661680708385,0.5378234832457862,0.5594669532851435,0.5635823591798181,0.5766985538887214,0.5987387932065091,0.6025151722529088,0.6069138539818401,0.6072046560002792,0.6080386106519333,0.6090383577920016,0.6145675921175336,0.6196764002665318,0.626395765080271,0.6313170907276914,0.6356187222976281,0.6364285562503637,0.6377000092922005,0.637774966349019,0.6448834468453243,0.6449743423977262,0.645576900415002,0.6491616812732067,0.650219639935794,0.658486619338367],"n_dims_used":45,"mean_confidence":0.901228502061632},"coverage":{"mean_confidence":0.901228502061632,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}